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Category:   Device (Router/Bridge/Hub)  >   Juniper Junos Vendors:   Juniper
Juniper Junos bbe-smgd VLAN Authentication Processing Flaw Lets Remote Users Consume Excessive Memory Resources
SecurityTracker Alert ID:  1040184
SecurityTracker URL:  http://securitytracker.com/id/1040184
CVE Reference:   CVE-2018-0006   (Links to External Site)
Date:  Jan 15 2018
Impact:   Denial of service via network
Fix Available:  Yes  Vendor Confirmed:  Yes  
Version(s): 15.1, 16.1, 16.2, 17.1, 17.2
Description:   A vulnerability was reported in Juniper Junos. A remote user can consume excessive memory on the target system.

A remote user on the local network can send VLAN authentication attempts via the local broadcast domain to consume excessive memory on the target BBE subscriber management daemon (bbe-smgd) and cause denial of service conditions.

Systems configured for DHCPv4/v6 over AE auto-sensed VLANs, as used in Broadband Edge (BBE) deployments, are affected.

The vendor has assigned PRs 1284213 and 1268129 to this vulnerability.

Impact:   A remote user can consume excessive memory resources on the target system.
Solution:   The vendor has issued a fix (15.1R6-S2, 15.1R7, 16.1R5-S1, 16.1R6, 16.2R2-S2, 16.2R3, 17.1R2-S5, 17.1R3, 17.2R2, 17.3R1, 17.4R1).

The vendor advisory is available at:

https://kb.juniper.net/InfoCenter/index?page=content&id=JSA10834

Vendor URL:  kb.juniper.net/InfoCenter/index?page=content&id=JSA10834 (Links to External Site)
Cause:   Resource error

Message History:   None.


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